667
FNUS75 KRIW 031127
FWSRIW
SPOT FORECAST FOR WAPITI...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE RIVERTON WY
527 AM MDT FRI JUL 3 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON JULY 03.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE
DISCUSSION
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS
TODAY
THE DAY WILL START OF DRY AND WILL STAY THAT WAY MOST OF THE DAY. AN
APPROACHING WEAK WEATHER SYSTEM WILL BRING AROUND A 20 PERCENT CHANCE
OF A SHOWER OR THUNDERSTORM, WITH THE BEST CHANCE BETWEEN 1500 AND 2000
THIS AFTERNOON AND EVENING. THESE THUNDERSTORMS WILL BE HIGH BASED WITH
ALMOST ZERO CHANCE OF WETTING RAIN. WIND GUSTS PAST 35 MPH WILL BE
POSSIBLE IN AND AROUND ANY SHOWER OR THUNDERSTORM DURING THIS TIME. WIND
SHOULD START THE DAY LIGHT BUT INCREASE TO 12 TO 16 MPH AFTER 1100
AFTER MORNING INVERSIONS BREAK. GUSTS TO 20 TO 25 MPH WILL BE POSSIBLE
THROUGH AROUND 2000 THEN WIND SHOULD BECOME LIGHT AS THE SUNSETS WITH
LARGELY LIGHT WINDS THROUGH TONIGHT. MIXING AND SMOKE DISPERSAL SHOULD
BECOME VERY GOOD TO EXCELLENT AFTER MORNING INVERSIONS BREAK. OVER THE
WEEKEND, TEMPERATURES WILL WARM WITH VERY LITTLE CHANCE OF SHOWERS OR
THUNDERSTORMS. THE NEXT DECENT CHANCE OF A SHOWER OR THUNDERSTORM LOOKS
TO BE MONDAY OR ESPECIALLY TUESDAY OF NEXT WEEK.
SKY/WEATHER.........SUNNY (15-25 PERCENT) THEN BECOMING PARTLY
SUNNY (55-65 PERCENT). SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER 1500.
CWR.................0 PERCENT.
CHANCE OF PCPN......20 PERCENT.
CHANCE OF THUNDER...15 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........18 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 1000, THEN WEST 8 TO 16 MPH
WITH GUSTS TO AROUND 24 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
RIDGETOP WIND.......WEST 10 TO 15 MPH UNTIL 1100, THEN 20 TO 25
MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900, RISING TO 11500 FT AGL
AFTER 1300.
TRANSPORT WINDS.....WEST 10 TO 14 MPH UNTIL 1000, THEN 20 TO 24
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900, BECOMING EXCELLENT AROUND 1100.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........0 5 5 0 0 15 15 15 40 40 40 60
WEATHER COV..... SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW
TSTM COV........ SCH SCH SCH SCH
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 20 20 20 20
CHC OF THDR (%).0 0 0 0 0 0 0 0 20 20 20 20
TEMP............52 53 58 63 68 73 76 78 79 79 80 80
RH..............58 57 51 43 33 26 23 21 20 20 19 18
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..6 6 5 6 8 11 13 14 15 16 16 16
20 FT WIND GUST.10 8 7 10 13 17 19 21 22 24 24 24
RIDGE WIND DIR..W W W W W W W W W W W W
RIDGE WIND SPD..10 10 10 15 15 20 20 20 25 25 25 25
MIX HGT (KFT)...0.5 0.5 1.0 3.5 6.5 8.5 9.5 11 11 12 11 11
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.12 12 10 14 20 21 21 22 23 24 24 24
SDSPL KT-FT/10006 5 9 43 111 150 168 203 223 237 234 217
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS UNTIL 2000.
CWR.................0 PERCENT.
CHANCE OF PCPN......20 PERCENT.
CHANCE OF THUNDER...16 PERCENT.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........50 PERCENT.
WIND (20 FT)........WEST WINDS 9 TO 16 MPH WITH GUSTS TO AROUND 24
MPH UNTIL 2100, THEN LIGHT. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING.
RIDGETOP WIND.......WEST 20 TO 25 MPH UNTIL 2000, THEN 10 TO 15
MPH.
MIXING HEIGHT.......8000 FT AGL UNTIL 2000. 500 FT AGL AFTER 2200.
TRANSPORT WINDS.....WEST 16 TO 24 MPH UNTIL 2100, THEN 10 TO 13
MPH.
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900, THEN POOR AFTER 2100.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........45 40 40 40 40 25 20 15 15 10 10 10
WEATHER COV.....SCH SCH
WEATHER TYPE....RW RW
TSTM COV........SCH SCH
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).20 20 10 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).20 20 0 0 0 0 0 0 0 0 0 0
TEMP............79 78 77 71 67 62 60 58 57 54 53 52
RH..............19 20 23 26 32 37 41 43 45 46 48 50
20 FT WIND DIR..W W W W W W W W W NW W W
20 FT WIND SPD..16 13 9 6 6 5 5 5 5 5 5 5
20 FT WIND GUST.24 19 14 10 8 7 10 10 10 10 10 10
RIDGE WIND DIR..W W W W W W W W W NW W W
RIDGE WIND SPD..25 20 15 15 10 10 10 10 10 10 10 10
MIX HGT (KFT)...9.5 8.0 2.5 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.24 21 16 13 12 10 10 10 10 10 10 10
SDSPL KT-FT/1000195 144 32 9 6 6 5 5 5 5 5 5
INDEPENDENCE DAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 1000, THEN WEST 7 TO 15 MPH
WITH GUSTS TO AROUND 23 MPH.
RIDGETOP WIND.......WEST 10 TO 15 MPH UNTIL 1200, THEN 20 TO 25
MPH.
MIXING HEIGHT.......1500 FT AGL UNTIL 0900. 10500 FT AGL AFTER
1500.
TRANSPORT WINDS.....WEST 10 TO 16 MPH UNTIL 1100, THEN 21 TO 24
MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900, EXCELLENT AFTER 1200.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........5 10 5 0 0 5 5 5 10 5 5 5
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............50 54 57 62 71 76 79 82 84 84 85 86
RH..............50 48 42 35 29 23 19 17 16 16 15 14
20 FT WIND DIR..W NW W W W W W W W W W W
20 FT WIND SPD..5 5 5 5 7 10 12 12 14 15 15 15
20 FT WIND GUST.10 10 10 10 14 17 19 20 21 21 22 23
RIDGE WIND DIR..W NW W W W W W W W W W W
RIDGE WIND SPD..10 10 10 10 15 15 20 20 20 25 25 25
MIX HGT (KFT)...0.5 0.5 1.5 3.0 5.5 8.0 9.0 9.5 9.5 11 10 9.0
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.10 10 10 12 16 21 22 22 23 23 23 24
SDSPL KT-FT/10005 6 14 29 74 145 173 181 194 207 196 188
FORECAST DAYS 3 THROUGH 5
SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 80S. WEST
WINDS AROUND 8 MPH.
MONDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
MID 50S. HIGHS IN THE MID 80S. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
MID 50S. HIGHS IN THE MID 80S. LIGHT WINDS.
FORECASTER...HATTINGS
REQUESTED BY...SHELBY BELL
TYPE OF REQUEST...WILDFIRE
.TAG 2616597.2/RIW
.DELDT 07/03/26
.FORMATTERVERSION 2.0.0
.EMAIL WYCDC@FIRENET.GOV,JACOB.BORDERS@USDA.GOV
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